#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
int main()
{
	int  n = 0;
	scanf("%d", &n);
	int i = 0; 
	int j = 0; 
	for (i = 0; i < n; i++)
	{
		for (j = 0; j < n; j++)
		{
			if (i == j || i + j == n - 1)
			{
				printf("*");
			}
			else
				printf(" ");
		}
		printf("\n");

	}


	return 0;
}